Portion of a shoe



FIG. 1 is a front perspective view of a portion of a shoe showing my newdesign;

FIG. 2 is a left side view of the shoe shown in FIG. 1;

FIG. 3 is a right side view of the shoe shown in FIG. 1; and,

FIG. 4 is a front view of the shoe shown in FIG. 1.

The broken line showing of the shoe is for illustrative purposes onlyand forms no part of the claimed design.

The ornamental design for a portion of a shoe, as shown and described.